chore: remove private from package.json

Remove `private` key from package.json.

chore: version bumped to 5.3.0 (NativeScript#1267)

* chore: Version bumped to 5.3.0

* docs: add changelog for 5.3.0

* chore: More changelog

* chore: typos fixed

* docs: add a missing whitespace

docs: add changelog for 5.2.0

docs: add changelog for 5.0 (NativeScript#1132)

docs: add changelog for 5.0.0-rc.0

docs: add changelog for 4.4.1

docs: add changelog for 4.2.0

fix(animations): use parsers from core modules (NativeScript#844)

fixes NativeScript#738

docs: update 3.0.0 changelog (NativeScript#780)

release: cut the 1.5.2 release (NativeScript#758)

* release: cut the 1.5.2 release

* docs: update CHANGELOG for 1.5.2